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VB.NET GraphicsPathIterator.NextMarker方法代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了VB.NET中System.Drawing.Drawing2D.GraphicsPathIterator.NextMarker方法的典型用法代码示例。如果您正苦于以下问题:VB.NET GraphicsPathIterator.NextMarker方法的具体用法?VB.NET GraphicsPathIterator.NextMarker怎么用?VB.NET GraphicsPathIterator.NextMarker使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Drawing.Drawing2D.GraphicsPathIterator的用法示例。



在下文中一共展示了GraphicsPathIterator.NextMarker方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: Point

Public Sub NextMarkerExample2(ByVal e As PaintEventArgs)

    ' Create a graphics path.
    Dim myPath As New GraphicsPath

    ' Set up primitives to add to myPath.
    Dim myPoints As Point() = {New Point(20, 20), _
        New Point(120, 120), New Point(20, 120), New Point(20, 20)}
    Dim myRect As New Rectangle(120, 120, 100, 100)

    ' Add 3 lines, a rectangle, an ellipse, and 2 markers.
    myPath.AddLines(myPoints)
    myPath.SetMarkers()
    myPath.AddRectangle(myRect)
    myPath.SetMarkers()
    myPath.AddEllipse(220, 220, 100, 100)

    ' Get the total number of points for the path,
    ' and the arrays of the points and types.
    Dim myPathPointCount As Integer = myPath.PointCount
    Dim myPathPoints As PointF() = myPath.PathPoints
    Dim myPathTypes As Byte() = myPath.PathTypes

    ' Set up variables for drawing the array
    ' of points to the screen.
    Dim i As Integer
    Dim j As Single = 20
    Dim myFont As New Font("Arial", 8)
    Dim myBrush As New SolidBrush(Color.Black)

    ' Draw the set of path points and types to the screen.
    For i = 0 To myPathPointCount - 1
        e.Graphics.DrawString(myPathPoints(i).X.ToString() + _
            ", " + myPathPoints(i).Y.ToString() + ", " + _
            myPathTypes(i).ToString(), myFont, myBrush, 20, j)
        j += 20
    Next i

    ' Create a GraphicsPathIterator.
    Dim myPathIterator As New GraphicsPathIterator(myPath)

    ' Rewind the iterator.
    myPathIterator.Rewind()

    ' Create a GraphicsPath section.
    Dim myPathSection As New GraphicsPath

    ' List the points contained in the first marker
    ' to the screen.
    Dim markerPoints As Integer
    markerPoints = myPathIterator.NextMarker(myPathSection)
    e.Graphics.DrawString("Marker: 1" + "  Num Points: " + _
        markerPoints.ToString(), myFont, myBrush, 200, 20)
End Sub
开发者ID:VB.NET开发者,项目名称:System.Drawing.Drawing2D,代码行数:54,代码来源:GraphicsPathIterator.NextMarker


示例2: NextMarkerExample

Public Sub NextMarkerExample(ByVal e As PaintEventArgs)

    ' Create the GraphicsPath.
    Dim myPath As New GraphicsPath
    Dim myPoints As Point() = {New Point(20, 20), _
    New Point(120, 120), New Point(20, 120), New Point(20, 20)}
    Dim myRect As New Rectangle(120, 120, 100, 100)

    ' Add 3 lines, a rectangle, an ellipse, and 2 markers.
    myPath.AddLines(myPoints)
    myPath.SetMarkers()
    myPath.AddRectangle(myRect)
    myPath.SetMarkers()
    myPath.AddEllipse(220, 220, 100, 100)

    ' Get the total number of points for the path,
    ' and the arrays of the points and types.
    Dim myPathPointCount As Integer = myPath.PointCount
    Dim myPathPoints As PointF() = myPath.PathPoints
    Dim myPathTypes As Byte() = myPath.PathTypes

    ' Set up variables for drawing the array of points to the screen.
    Dim i As Integer
    Dim j As Single = 20
    Dim myFont As New Font("Arial", 8)
    Dim myBrush As New SolidBrush(Color.Black)

    ' Draw the set of path points and types to the screen.
    For i = 0 To myPathPointCount - 1
        e.Graphics.DrawString(myPathPoints(i).X.ToString() + ", " + _
            myPathPoints(i).Y.ToString() + ", " + _
            myPathTypes(i).ToString(), myFont, myBrush, 20, j)
        j += 20
    Next i

    ' Create a GraphicsPathIterator.
    Dim myPathIterator As New GraphicsPathIterator(myPath)
    Dim myStartIndex As Integer
    Dim myEndIndex As Integer

    ' Rewind the Iterator.
    myPathIterator.Rewind()

    ' Draw the Markers and their start and end points to the screen.
    j = 20
    For i = 0 To 2
        myPathIterator.NextMarker(myStartIndex, myEndIndex)
        e.Graphics.DrawString("Marker " + i.ToString() + _
            ":  Start: " + myStartIndex.ToString() + "  End: " + _
            myEndIndex.ToString(), myFont, myBrush, 200, j)
        j += 20
    Next i

    ' Draw the total number of points to the screen.
    j += 20
    Dim myPathTotalPoints As Integer = myPathIterator.Count
    e.Graphics.DrawString("Total Points = " + _
        myPathTotalPoints.ToString(), myFont, myBrush, 200, j)
End Sub
开发者ID:VB.NET开发者,项目名称:System.Drawing.Drawing2D,代码行数:59,代码来源:GraphicsPathIterator.NextMarker



注:本文中的System.Drawing.Drawing2D.GraphicsPathIterator.NextMarker方法示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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